He was sensitive to shades of difference which Miss Bart would never have credited him with perceiving, because he had no corresponding variations of manner; and it was becoming more and more clear to him that Miss Bart herself possessed precisely the complementary qualities needed to round off his social personality.

There are no more uses of "complementary" in the book.

Show samples from other sources

John Milton and John Bunyan, standing at widely different angles of experience, make one of the most interesting complementary pairs in all literature.

Robert Huntington Fletcher -- A History of English Literature

Will-making and will-breaking became complementary trades, like armor-making and gun-making.